Ohio Auction Guide
- Searchable listings of auctions sales.
- http://www.ohioauctionguide.com/

Antique America
- Provides a list of antique and collectible shops in Ohio.
- http://www.americanantiquities.com/ohio.html

BlackPages
- Provides a guide to Afro-American businesses in the state.
- http://www.blackpagesohio.com/

Ohio CPA Firms
- Directory of accounting and financial services firms, including CPAs in major Ohio cities.
- http://www.ohiocpafirms.com/

Auto Recyclers
- A list of used auto parts dealers in Ohio for each city.
- http://www.junkyards.com/directory2/ohio.htm

Yellow Pages Statewide
- Offers a searchable index of Ohio businesses.
- http://www.yellowpages-ohio.com/home.asp

Ohio Dealer Network
- Directory of car dealerships.
- http://www.ohiodealer.net/

Ohio Adjuster's Directory
- A directory of insurance related businesses providing repair, replacement, and professional services to handle claims in Ohio.
- http://www.ohioadjusters.com